Allow specifying variant_dir to SelectMCU.

2 files changed, 6 insertions, 2 deletions

diff --git a/SConscript b/SConscript
index 5d706af..bc20764 100644
--- a/SConscript
+++ b/SConscript
@@ -5,3 +5,5 @@ Import('env')
 env.Append(
 	LIB_SOURCES = Glob('*.cpp') + Glob('*/*.cpp'),
 )
+
+# vim: syn=python
diff --git a/build_rules b/build_rules
index 225d86a..3fa0f91 100644
--- a/build_rules
+++ b/build_rules
@@ -58,7 +58,7 @@ def select_stm32(env, variant):
 		print 'Unknown stm32 family: %s' % mcu
 		Exit(1)
 
-def SelectMCU(env, mcu):
+def SelectMCU(env, mcu, variant_dir = None):
 	mcu = mcu.lower()
 	
 	if mcu.startswith('stm32'):
@@ -68,7 +68,7 @@ def SelectMCU(env, mcu):
 		print 'Unknown MCU: %s' % mcu
 		Exit(1)
 	
-	SConscript(main_sconscript, exports = 'env')
+	SConscript(main_sconscript, variant_dir = variant_dir, exports = 'env')
 
 AddMethod(Environment, SelectMCU)
 
@@ -78,3 +78,5 @@ def Firmware(env, target, sources):
 	return firmware
 
 AddMethod(Environment, Firmware)
+
+# vim: syn=python